SEAT RING FOR BALL VALVES,申请号USD3458171-传众专利搜索

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发明名称	SEAT RING FOR BALL VALVES
摘要
申请公布号	US3458171(A)	申请公布日期	1969.07.29
申请号	USD3458171	申请日期	1967.05.08
申请人	LUNKENHEIMER CO.:THE	发明人	JOHN B. URBAN
分类号	F16K5/06;(IPC1-7):F16K5/06;F16K27/06	主分类号	F16K5/06
代理机构		代理人
主权项
地址

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